Home / 133,329.44-199,894.56-80,726.24

Finding the Fourth Proportional to 133,329.44, 199,894.56 and 80,726.24

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Solution

The fourth proportional to 133,329.44, 199,894.56 and 80,726.24 is: 121,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,329.44 : 199,894.56 = 80,726.24 : x
  2. Step 2: Convert to fraction form
    133,329.44/199,894.56 = 80,726.24/x
  3. Step 3: Cross multiply
    133,329.44x = 199,894.56 × 80,726.24
  4. Step 4: Simplify right side
    133,329.44x = 16,136,736,225.25
  5. Step 5: Solve for x
    x = 16,136,736,225.25/133,329.44
  6. Step 6: Final answer
    x = 121,029.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.